Chair



FIG. 1 is a front view of the chair of a new design;

FIG. 2 is a rear perspective view of the chair of FIG. 1;

FIG. 3 is a side view of the chair of FIG. 1; and,

FIG. 4 is a front perspective view of the chair of FIG. 1.

We claim the ornamental design for a chair, as shown and described.